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I²C Expander

NOVOSENSE provides 8-bit / 16-bit universal parallel I²C bus number input/output GPIO extension solutions, providing a simple solution for such applications as additional I/O port requirements for ACPI power switches, sensors, buttons, LEDS and fans.

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  • Number of I/Os(#)
    8
    16
  • Address
    8
  • Supply Voltage(V)
    2.3~5.5
  • Clock Frequency(Max) (kHz)
    400
  • Features
    Interrupt pin, Internal Pull-up
  • Operation temperature(℃)
    -40~85
  • Qualification
    Industrial
  • Package
    TSSOP16/SOW16
    TSSOP24

show 2 devices

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Part Number Number of I/Os(#) Address Supply Voltage(V) Clock Frequency(Max) (kHz) Features Operation temperature(℃) Qualification Package
NCA9555
16
8
2.3~5.5
400
Interrupt pin, Internal Pull-up
-40~85
Industrial
TSSOP24
NCA9534
8
8
2.3~5.5
400
Interrupt pin, Internal Pull-up
-40~85
Industrial
TSSOP16/SPW16

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